The rumor is that the world outside of the ants' colony is beautiful, boundless, and it gives plentiful food. The ants are so excited that they wish they could reach the blue sky, but at the same time they are also worried about the pesticides widely spread by humans. A little ant, our hero, has volunteered to be the adventurer and explorer, so as to gather more information for the expansion of the colony. In order to help the little ant to trav